Color

#16419c

#16419c
hex#16419c
rgbrgb(22, 65, 156)
hslhsl(221, 75%, 35%)
oklchoklch(0.407 0.156 262.6)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0635

Colors that go with #16419c

Charcoal, Crimson and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#9c7216

#16849c · #2f169c

#9c1641 · #419c16

Split-complementary

Open in tool →

#9c2f16 · #849c16

#9c1684 · #9c7216 · #169c2f

Contrast

#16419c as textRatioAAAA largeAAAFix
Aaon white
9.25:1passpasspassPasses AAA — no fix needed.
Aaon black
2.27:1failfailfail
  • AA: use #3b70e3 as the text (4.61:1)
  • AAA: use #6c94ea as the text (7.06:1)
  • AA: or shift the background to #b5b5b5 (4.51:1)
  • AAA: or shift the background to #e0e0e0 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #16419c as the background.

Brands using this color

Fonts for this mood

#16419c reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #16419c
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #16419c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/16419c-9ca4c4-df6b4e-211f2d-e9eff1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md